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245 lines
9.1 KiB
245 lines
9.1 KiB
"""
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聊天记录搜索窗口（优化版 — 连接服务器搜索）
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"""
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from PyQt5.QtWidgets import (
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QWidget, QVBoxLayout, QHBoxLayout, QLabel,
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QLineEdit, QPushButton, QListWidget, QListWidgetItem,
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QTextEdit, QSplitter, QFrame
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)
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from PyQt5.QtCore import Qt, pyqtSignal
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from PyQt5.QtGui import QColor
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import html
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class SearchResultItem(QListWidgetItem):
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def __init__(self, message_data, keyword=''):
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super().__init__()
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self.message_data = message_data
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self._update_display(keyword)
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def _update_display(self, keyword=''):
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sender = self.message_data.get('sender', '未知')
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content = self.message_data.get('content', '')
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timestamp = self.message_data.get('timestamp', '')
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msg_type = self.message_data.get('msg_type', 'text')
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if msg_type == 'image':
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preview = '[图片]'
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else:
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preview = content[:60] + '...' if len(content) > 60 else content
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display_text = f"{sender} {timestamp}\n{preview}"
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self.setText(display_text)
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self.setData(Qt.UserRole, self.message_data)
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def highlight_keyword(self, keyword):
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"""高亮关键词（未来可扩展富文本显示）"""
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pass
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class SearchWindow(QWidget):
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search_requested = pyqtSignal(str, str, str) # chat_type, target_id, keyword
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def __init__(self, chat_type, target_id, target_name, parent=None):
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super().__init__(parent)
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self.chat_type = chat_type
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self.target_id = target_id
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self.target_name = target_name
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self.search_results = []
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self._init_ui()
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def _init_ui(self):
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self.setWindowTitle(f"搜索聊天记录 - {self.target_name}")
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self.setGeometry(200, 200, 820, 600)
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self.setMinimumSize(600, 400)
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layout = QVBoxLayout(self)
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layout.setSpacing(0)
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layout.setContentsMargins(0, 0, 0, 0)
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# 搜索栏
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search_frame = QFrame()
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search_frame.setStyleSheet("""
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QFrame {
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background: #f8fafc; border-bottom: 1px solid #e2e8f0;
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}
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""")
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search_layout = QHBoxLayout(search_frame)
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search_layout.setContentsMargins(16, 10, 16, 10)
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search_layout.setSpacing(8)
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search_icon = QLabel("🔍")
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search_icon.setStyleSheet("font-size: 16px; border: none;")
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search_layout.addWidget(search_icon)
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self.search_input = QLineEdit()
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self.search_input.setPlaceholderText("输入关键词搜索聊天记录，支持中英文…")
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self.search_input.setStyleSheet("""
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QLineEdit {
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border: 1px solid #ddd; border-radius: 8px;
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background: white; font-size: 14px; padding: 8px 12px;
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}
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QLineEdit:focus { border: 1px solid #6366f1; }
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""")
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self.search_input.returnPressed.connect(self._perform_search)
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search_layout.addWidget(self.search_input)
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search_btn = QPushButton("搜索")
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search_btn.setStyleSheet("""
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QPushButton {
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background: #6366f1; color: white; border: none;
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border-radius: 8px; padding: 8px 20px;
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font-size: 13px; font-weight: bold;
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}
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QPushButton:hover { background: #4f46e5; }
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""")
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search_btn.clicked.connect(self._perform_search)
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search_layout.addWidget(search_btn)
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layout.addWidget(search_frame)
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# 信息栏
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info_frame = QFrame()
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info_frame.setStyleSheet("background: #f1f5f9; border-bottom: 1px solid #e0e0e0;")
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info_layout = QHBoxLayout(info_frame)
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info_layout.setContentsMargins(16, 6, 16, 6)
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chat_type_text = "私聊" if self.chat_type == 'private' else "群聊"
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info_lbl = QLabel(f"搜索范围：{chat_type_text}「{self.target_name}」")
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info_lbl.setStyleSheet("font-size: 12px; color: #888;")
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info_layout.addWidget(info_lbl)
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layout.addWidget(info_frame)
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# 分割器
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splitter = QSplitter(Qt.Horizontal)
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self._build_results_panel(splitter)
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self._build_detail_panel(splitter)
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splitter.setSizes([320, 500])
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layout.addWidget(splitter)
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def _build_results_panel(self, parent_splitter):
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results_frame = QFrame()
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results_frame.setStyleSheet("QFrame { background: white; }")
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results_layout = QVBoxLayout(results_frame)
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results_layout.setContentsMargins(0, 0, 0, 0)
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results_layout.setSpacing(0)
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# 结果标题
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header = QWidget()
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header.setFixedHeight(36)
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header.setStyleSheet("background: #fafafa; border-bottom: 1px solid #eee;")
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hl = QHBoxLayout(header)
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hl.setContentsMargins(12, 0, 12, 0)
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self.results_title = QLabel("搜索结果")
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self.results_title.setStyleSheet("font-size: 13px; font-weight: bold; color: #555;")
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hl.addWidget(self.results_title)
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results_layout.addWidget(header)
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self.results_list = QListWidget()
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self.results_list.setStyleSheet("""
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QListWidget {
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border: none; background: white; outline: none;
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}
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QListWidget::item {
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padding: 10px 14px; border-bottom: 1px solid #f1f5f9;
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font-size: 12px; line-height: 1.4;
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}
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QListWidget::item:hover { background: #f8fafc; }
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QListWidget::item:selected { background: #eef2ff; }
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""")
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self.results_list.itemClicked.connect(self._show_message_detail)
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results_layout.addWidget(self.results_list)
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parent_splitter.addWidget(results_frame)
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def _build_detail_panel(self, parent_splitter):
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detail_frame = QFrame()
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detail_frame.setStyleSheet("QFrame { background: #f8fafc; }")
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detail_layout = QVBoxLayout(detail_frame)
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detail_layout.setContentsMargins(0, 0, 0, 0)
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detail_layout.setSpacing(0)
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# 详情标题
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header = QWidget()
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header.setFixedHeight(36)
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header.setStyleSheet("background: #fafafa; border-bottom: 1px solid #eee;")
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hl = QHBoxLayout(header)
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hl.setContentsMargins(12, 0, 12, 0)
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detail_title = QLabel("消息详情")
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detail_title.setStyleSheet("font-size: 13px; font-weight: bold; color: #555;")
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hl.addWidget(detail_title)
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detail_layout.addWidget(header)
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self.detail_text = QTextEdit()
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self.detail_text.setReadOnly(True)
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self.detail_text.setStyleSheet("""
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QTextEdit {
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border: none; background: #f8fafc;
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font-size: 13px; line-height: 1.6;
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padding: 16px;
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}
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""")
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self.detail_text.setPlaceholderText("选择左侧一条搜索结果查看消息详情…")
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detail_layout.addWidget(self.detail_text)
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parent_splitter.addWidget(detail_frame)
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def _perform_search(self):
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keyword = self.search_input.text().strip()
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if not keyword:
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return
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self.results_list.clear()
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self.detail_text.clear()
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self.results_title.setText("搜索中…")
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self.search_requested.emit(self.chat_type, str(self.target_id), keyword)
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def _show_message_detail(self, item):
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message_data = item.data(Qt.UserRole)
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if not message_data:
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return
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sender = message_data.get('sender', '未知')
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content = message_data.get('content', '')
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timestamp = message_data.get('timestamp', '')
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msg_type = message_data.get('msg_type', 'text')
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if msg_type == 'image':
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content_display = '<div style="font-size: 14px; color: #6366f1;">[图片消息]</div>'
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else:
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content_display = f'<div style="font-size: 14px; line-height: 1.7; color: #333;">{html.escape(content).replace(chr(92)+"n", "<br>")}</div>'
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detail_html = f"""
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<div style="font-family: 'Microsoft YaHei', 'PingFang SC', sans-serif;">
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<div style="background: #eef2ff; padding: 10px 14px; border-radius: 8px; margin-bottom: 14px;">
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<strong style="color: #6366f1;">发送者：</strong>{html.escape(sender)}<br>
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<strong style="color: #6366f1;">时间：</strong>{html.escape(timestamp)}
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</div>
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<div style="background: white; padding: 14px; border-radius: 8px; border: 1px solid #e0e0e0;">
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<strong style="color: #2c3e50;">消息内容：</strong><br><br>
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{content_display}
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</div>
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</div>
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"""
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self.detail_text.setHtml(detail_html)
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def update_search_results(self, results, keyword):
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self.search_results = results
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self.results_list.clear()
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count = len(results)
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self.results_title.setText(f"搜索结果（{count} 条）")
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if not results:
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no_result = QListWidgetItem("未找到包含关键词的消息")
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no_result.setForeground(QColor('#94a3b8'))
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self.results_list.addItem(no_result)
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return
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for message in results:
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item = SearchResultItem(message, keyword)
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self.results_list.addItem(item)
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def closeEvent(self, event):
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self.search_results.clear()
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event.accept()
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